MEDIUM - RED - Waterproof Storm Dog Jackets Our great looking, durable, waterproof, nylon Storm Jackets protect dogs on rainy, cold days. Hood with rain visor keeps rain out of the eyes. Safety reflector strip provides maximum visibility. Available in two colors: Racer Red and Peach Splash. Velcro closure is easy-on, easy-off. Available in the following sizes: X-Small fits up to 8 inches; Small fits 9 inches-12 inches; Medium fits 13 inches-16 inches; Large fits 17 inches-20 inches; X-Large fits 21 inches-24 inches. Apparel Sizing Guide: To ensure the correct fit, measure from the base of the neck to the base of the tail. The number in inches corresponds to the size number. Also, if dog has a stout build, a deep chest, or is overweight, we recommend going up a minimu